Question

The focal length of an equiconvex lens is greater than the radius of curvature of any of the surfaces.Then the refractive index of the material of the lens is

A

greater than 0 but less than 1.5

B

greater than 1.5 but less than 2.0

C

greater than 2.0 but less than 2.5

D

greater than 2.5 but less than 3.0

Medium
Solution
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Correct option is A)







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